JPH11217620A - 凝集性噴射流注入ランス - Google Patents

凝集性噴射流注入ランス

Info

Publication number
JPH11217620A
JPH11217620A JP10329252A JP32925298A JPH11217620A JP H11217620 A JPH11217620 A JP H11217620A JP 10329252 A JP10329252 A JP 10329252A JP 32925298 A JP32925298 A JP 32925298A JP H11217620 A JPH11217620 A JP H11217620A
Authority
JP
Japan
Prior art keywords
injection
passage
lance
gas
nozzle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10329252A
Other languages
English (en)
Japanese (ja)
Inventor
John Erling Anderson
ジョン・アーリング・アンダーソン
Pravin Chandra Mathur
プラビン・チャンドラ・マトゥル
Ronald Joseph Selines
ロナルド・ジョーゼフ・シーリンズ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Praxair Technology Inc
Original Assignee
Praxair Technology Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25522744&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH11217620(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of JPH11217620A publication Critical patent/JPH11217620A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Gas Burners (AREA)
  • Nozzles (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Road Signs Or Road Markings (AREA)
  • Devices For Medical Bathing And Washing (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
JP10329252A 1997-11-20 1998-11-19 凝集性噴射流注入ランス Pending JPH11217620A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/975154 1997-11-20
US08/975,154 US6096261A (en) 1997-11-20 1997-11-20 Coherent jet injector lance

Publications (1)

Publication Number Publication Date
JPH11217620A true JPH11217620A (ja) 1999-08-10

Family

ID=25522744

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10329252A Pending JPH11217620A (ja) 1997-11-20 1998-11-19 凝集性噴射流注入ランス

Country Status (17)

Country Link
US (1) US6096261A (zh)
EP (1) EP0918093B1 (zh)
JP (1) JPH11217620A (zh)
KR (1) KR100395612B1 (zh)
CN (1) CN1116422C (zh)
AR (1) AR014399A1 (zh)
AU (1) AU734537B2 (zh)
BR (1) BR9804716A (zh)
CA (1) CA2254473C (zh)
DE (1) DE69812544T2 (zh)
ES (1) ES2190034T3 (zh)
ID (1) ID21710A (zh)
MY (1) MY123393A (zh)
PL (1) PL329788A1 (zh)
PT (1) PT918093E (zh)
RU (1) RU2192481C2 (zh)
TW (1) TW482188U (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100485021B1 (ko) * 1999-09-02 2005-04-25 프랙스에어 테크놀로지, 인코포레이티드 코우히어런트 젯의 길이를 변화시키는 방법
JP2006046902A (ja) * 2004-07-27 2006-02-16 Technological Resources Pty Ltd 固体粒子状材料をベッセルに注入するための装置
CN101993968A (zh) * 2010-12-09 2011-03-30 中冶南方工程技术有限公司 转炉钢水温度控制方法

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6096261A (en) * 1997-11-20 2000-08-01 Praxair Technology, Inc. Coherent jet injector lance
US6342086B1 (en) * 1999-02-16 2002-01-29 Process Technology International, Inc. Method and apparatus for improved EAF steelmaking
US6261338B1 (en) * 1999-10-12 2001-07-17 Praxair Technology, Inc. Gas and powder delivery system and method of use
US6334976B1 (en) * 2000-08-03 2002-01-01 Praxair Technology, Inc. Fluid cooled coherent jet lance
US6254379B1 (en) * 2000-09-27 2001-07-03 Praxair Technology, Inc. Reagent delivery system
US6400747B1 (en) 2001-05-18 2002-06-04 Praxair Technology, Inc. Quadrilateral assembly for coherent jet lancing and post combustion in an electric arc furnace
US6432163B1 (en) 2001-06-22 2002-08-13 Praxair Technology, Inc. Metal refining method using differing refining oxygen sequence
US6450799B1 (en) 2001-12-04 2002-09-17 Praxair Technology, Inc. Coherent jet system using liquid fuel flame shroud
GB0209364D0 (en) * 2002-04-24 2002-06-05 Boc Group Plc Injection of particulate material into liquid
US6604937B1 (en) 2002-05-24 2003-08-12 Praxair Technology, Inc. Coherent jet system with single ring flame envelope
US6773484B2 (en) * 2002-06-26 2004-08-10 Praxair Technology, Inc. Extensionless coherent jet system with aligned flame envelope ports
DE10257422A1 (de) * 2002-12-09 2004-07-08 Specialty Minerals Michigan Inc., Bingham Farms Verfahren zum Positionieren einer Messvorrichtung, die optische Strahlung emittiert und empfängt, zum Messen von Verschleiß der Auskleidung eines Behälters
US6875398B2 (en) * 2003-01-15 2005-04-05 Praxair Technology, Inc. Coherent jet system with outwardly angled flame envelope ports
US20050145071A1 (en) * 2003-03-14 2005-07-07 Cates Larry E. System for optically analyzing a molten metal bath
US20040178545A1 (en) * 2003-03-14 2004-09-16 Cates Larry E. System for optically analyzing a molten metal bath
EP1751516A4 (en) * 2004-02-16 2012-03-14 Measurement Technology Lab Corp PARTICLE FILTER AND USE METHOD
US7438848B2 (en) * 2004-06-30 2008-10-21 The Boc Group, Inc. Metallurgical lance
US7452401B2 (en) * 2006-06-28 2008-11-18 Praxair Technology, Inc. Oxygen injection method
BRPI0720287B1 (pt) * 2006-12-15 2017-05-09 Praxair Technology Inc método de injetar gás inerte no banho localizado dentro de um forno metalúrgico tendo uma atmosfera de forno aquecida.
US8202470B2 (en) * 2009-03-24 2012-06-19 Fives North American Combustion, Inc. Low NOx fuel injection for an indurating furnace
US8142711B2 (en) * 2009-04-02 2012-03-27 Nu-Core, Inc. Forged copper burner enclosure
US8323558B2 (en) * 2009-11-30 2012-12-04 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic control of lance utilizing counterflow fluidic techniques
US8377372B2 (en) * 2009-11-30 2013-02-19 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Dynamic lances utilizing fluidic techniques
US20110127701A1 (en) * 2009-11-30 2011-06-02 Grant Michael G K Dynamic control of lance utilizing co-flow fluidic techniques
US8992656B2 (en) * 2011-12-21 2015-03-31 Praxair Technology, Inc. Controllable solids injection
CN106471311A (zh) 2014-06-23 2017-03-01 气体产品与化学公司 固体燃料喷燃器和运行方法
CN107470050B (zh) * 2017-09-30 2023-04-18 江西远达环保有限公司 具冷却效果的脱硫脱硝用喷枪
BE1026728B1 (fr) * 2018-10-25 2020-05-28 Soudobeam Sa Organe d'injection de gaz, four muni d'un tel organe et son utilisation
JP2024508474A (ja) * 2021-02-25 2024-02-27 エア プロダクツ アンド ケミカルズ インコーポレイテッド ガスタービンシステムの燃焼安定性を向上させるための水素注入
US11808457B2 (en) 2021-02-25 2023-11-07 Air Products And Chemicals, Inc. Hydrogen injection for enhanced combustion stability in gas turbine systems

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH429002A (de) * 1963-02-24 1967-01-31 Ghelfi Salvatore Brenner zur Verbrennung von wahlweise einem oder verschiedenen einspritzbaren Brennstoffen
US3972517A (en) * 1974-08-05 1976-08-03 Fedor Vladimirovich Kraizinger Tuyere for introducing reactants into a bath of molten metal
US4373949A (en) * 1979-02-07 1983-02-15 Union Carbide Corporation Method for increasing vessel lining life for basic oxygen furnaces
US4210442A (en) * 1979-02-07 1980-07-01 Union Carbide Corporation Argon in the basic oxygen process to control slopping
US4642047A (en) * 1984-08-17 1987-02-10 American Combustion, Inc. Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining
US4622007A (en) * 1984-08-17 1986-11-11 American Combustion, Inc. Variable heat generating method and apparatus
US4599107A (en) * 1985-05-20 1986-07-08 Union Carbide Corporation Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining
CN1007920B (zh) * 1985-07-15 1990-05-09 美国氧化公司 烃类流体燃料燃烧、控制方法及装置
EP0393020A1 (en) * 1987-09-02 1990-10-24 Aga Aktiebolag A method to generate an oxidizing flame, a burner and a use for a burner
US5302325A (en) * 1990-09-25 1994-04-12 Praxair Technology, Inc. In-line dispersion of gas in liquid
US5572544A (en) * 1994-07-21 1996-11-05 Praxair Technology, Inc. Electric arc furnace post combustion method
US5599375A (en) * 1994-08-29 1997-02-04 American Combustion, Inc. Method for electric steelmaking
US5714113A (en) * 1994-08-29 1998-02-03 American Combustion, Inc. Apparatus for electric steelmaking
AT402963B (de) * 1995-09-07 1997-10-27 Voest Alpine Ind Anlagen Verfahren zum verbrennen von brennstoff
US6096261A (en) * 1997-11-20 2000-08-01 Praxair Technology, Inc. Coherent jet injector lance

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100485021B1 (ko) * 1999-09-02 2005-04-25 프랙스에어 테크놀로지, 인코포레이티드 코우히어런트 젯의 길이를 변화시키는 방법
JP2006046902A (ja) * 2004-07-27 2006-02-16 Technological Resources Pty Ltd 固体粒子状材料をベッセルに注入するための装置
CN101993968A (zh) * 2010-12-09 2011-03-30 中冶南方工程技术有限公司 转炉钢水温度控制方法

Also Published As

Publication number Publication date
TW482188U (en) 2002-04-01
CA2254473A1 (en) 1999-05-20
KR19990045403A (ko) 1999-06-25
DE69812544D1 (de) 2003-04-30
AU9325798A (en) 1999-06-10
AU734537B2 (en) 2001-06-14
RU2192481C2 (ru) 2002-11-10
EP0918093B1 (en) 2003-03-26
KR100395612B1 (ko) 2003-12-18
CA2254473C (en) 2003-04-15
ES2190034T3 (es) 2003-07-16
PT918093E (pt) 2003-06-30
US6096261A (en) 2000-08-01
BR9804716A (pt) 1999-11-16
AR014399A1 (es) 2001-02-28
MY123393A (en) 2006-05-31
CN1116422C (zh) 2003-07-30
CN1217954A (zh) 1999-06-02
ID21710A (id) 1999-07-15
DE69812544T2 (de) 2003-11-13
PL329788A1 (en) 1999-05-24
EP0918093A1 (en) 1999-05-26

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